Using the USB cable connect, the In-line Speedometer Calibrator Module to your PC and enter the new tire height and/or rear gear ratio. There are no limitations for increasing tire height or rear gear ratios. Next, disconnect the factory connector to the instrument cluster (behind the dash), snap in the Speedometer Calibrator Module, reconnect the cluster, and you're done! In a matter of minutes, you can accurately correct your speedometer and odometer readings (as required by law).

Image is for representation purposes only. Actual product may differ for your vehicle.